diff vendor/symfony/http-kernel/Log/Logger.php @ 14:1fec387a4317

Update Drupal core to 8.5.2 via Composer

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/http-kernel/Log/Logger.php	Mon Apr 23 09:46:53 2018 +0100
@@ -0,0 +1,111 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[e-mail]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Log;
+
+use Psr\Log\AbstractLogger;
+use Psr\Log\InvalidArgumentException;
+use Psr\Log\LogLevel;
+
+/**
+ * Minimalist PSR-3 logger designed to write in stderr or any other stream.
+ *
+ * @author Kévin Dunglas <[e-mail]>
+ */
+class Logger extends AbstractLogger
+{
+    private static $levels = array(
+        LogLevel::DEBUG => 0,
+        LogLevel::INFO => 1,
+        LogLevel::NOTICE => 2,
+        LogLevel::WARNING => 3,
+        LogLevel::ERROR => 4,
+        LogLevel::CRITICAL => 5,
+        LogLevel::ALERT => 6,
+        LogLevel::EMERGENCY => 7,
+    );
+
+    private $minLevelIndex;
+    private $formatter;
+    private $handle;
+
+    public function __construct($minLevel = null, $output = 'php://stderr', callable $formatter = null)
+    {
+        if (null === $minLevel) {
+            $minLevel = LogLevel::WARNING;
+
+            if (isset($_ENV['SHELL_VERBOSITY']) || isset($_SERVER['SHELL_VERBOSITY'])) {
+                switch ((int) (isset($_ENV['SHELL_VERBOSITY']) ? $_ENV['SHELL_VERBOSITY'] : $_SERVER['SHELL_VERBOSITY'])) {
+                    case -1: $minLevel = LogLevel::ERROR; break;
+                    case 1: $minLevel = LogLevel::NOTICE; break;
+                    case 2: $minLevel = LogLevel::INFO; break;
+                    case 3: $minLevel = LogLevel::DEBUG; break;
+                }
+            }
+        }
+
+        if (!isset(self::$levels[$minLevel])) {
+            throw new InvalidArgumentException(sprintf('The log level "%s" does not exist.', $minLevel));
+        }
+
+        $this->minLevelIndex = self::$levels[$minLevel];
+        $this->formatter = $formatter ?: array($this, 'format');
+        if (false === $this->handle = is_resource($output) ? $output : @fopen($output, 'a')) {
+            throw new InvalidArgumentException(sprintf('Unable to open "%s".', $output));
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function log($level, $message, array $context = array())
+    {
+        if (!isset(self::$levels[$level])) {
+            throw new InvalidArgumentException(sprintf('The log level "%s" does not exist.', $level));
+        }
+
+        if (self::$levels[$level] < $this->minLevelIndex) {
+            return;
+        }
+
+        $formatter = $this->formatter;
+        fwrite($this->handle, $formatter($level, $message, $context));
+    }
+
+    /**
+     * @param string $level
+     * @param string $message
+     * @param array  $context
+     *
+     * @return string
+     */
+    private function format($level, $message, array $context)
+    {
+        if (false !== strpos($message, '{')) {
+            $replacements = array();
+            foreach ($context as $key => $val) {
+                if (null === $val || is_scalar($val) || (\is_object($val) && method_exists($val, '__toString'))) {
+                    $replacements["{{$key}}"] = $val;
+                } elseif ($val instanceof \DateTimeInterface) {
+                    $replacements["{{$key}}"] = $val->format(\DateTime::RFC3339);
+                } elseif (\is_object($val)) {
+                    $replacements["{{$key}}"] = '[object '.\get_class($val).']';
+                } else {
+                    $replacements["{{$key}}"] = '['.\gettype($val).']';
+                }
+            }
+
+            $message = strtr($message, $replacements);
+        }
+
+        return sprintf('%s [%s] %s', date(\DateTime::RFC3339), $level, $message).\PHP_EOL;
+    }
+}